Marine Biology News

January 19, 2026

Top Headlines

Forest Loss Is Driving Mosquitoes’ Thirst for Human Blood

Jan. 15, 2026 In the rapidly disappearing Atlantic Forest, mosquitoes are adapting to a human-dominated landscape. Scientists found that many species now prefer feeding on people rather than the forest’s diverse wildlife. This behavior dramatically raises the ...

“Marine Darkwaves”: Hidden Ocean Blackouts Are Putting Sealife at Risk

Jan. 14, 2026 Scientists have identified a newly recognized threat lurking beneath the ocean’s surface: sudden episodes of underwater darkness that can last days or even months. Caused by storms, sediment runoff, algae blooms, and murky water, these “marine ...

The Oxygen You Breathe Depends on a Tiny Ocean Ingredient

Jan. 12, 2026 Microscopic ocean algae produce a huge share of Earth’s oxygen—but they need iron to do it. New field research shows that when iron is scarce, phytoplankton waste energy and photosynthesis falters. Climate-driven changes may reduce iron delivery ...

Coral Reefs Have a Hidden Daily Rhythm Scientists Just Discovered

Jan. 9, 2026 Coral reefs appear to run a daily timetable for microscopic life in nearby waters. Scientists found that microbial populations above reefs rise and fall over the course of a single day, shaped by feeding, predation, and coral-driven processes. Some ...

The Invisible Microbes That Help Keep Us Healthy

Jan. 4, 2026 Not all microbes are villains—many are vital to keeping us healthy. Researchers have created a world-first database that tracks beneficial bacteria and natural compounds linked to immune strength, stress reduction, and resilience. The findings ...

Coral Reefs Could Feed Millions If We Let Them Rebuild

Jan. 4, 2026 Overfished coral reefs are producing far less food than they could. Researchers found that letting reef fish populations recover could boost sustainable fish yields by nearly 50%, creating millions of extra meals each year. Countries with high ...

Zombie Worms Are Missing and Scientists Are Alarmed

Dec. 28, 2025 When researchers lowered whale bones into the deep ocean, they expected zombie worms to quickly move in. Instead, after 10 years, none appeared — an unsettling result tied to low-oxygen waters in the region. These worms play a key role in breaking ...

This Fish-inspired Filter Removes over 99% of Microplastics

Dec. 22, 2025 Washing machines release massive amounts of microplastics into the environment, mostly from worn clothing fibers. Researchers at the University of Bonn have developed a new, fish-inspired filter that removes over 99% of these particles without ...

Scientists Find Hidden Rainfall Pattern That Could Reshape Farming

Dec. 12, 2025 New research shows that crops are far more vulnerable when too much rainfall originates from land rather than the ocean. Land-sourced moisture leads to weaker, less reliable rainfall, heightening drought risk. The U.S. Midwest and East Africa are ...

A Silent Ocean Pandemic Is Wiping Out Sea Urchins Worldwide

Dec. 12, 2025 A sudden, unexplained mass die-off is decimating sea urchins around the world, including catastrophic losses in the Canary Islands. Key reef-grazing species are reaching historic lows, and their ability to reproduce has nearly halted in some ...

New Fossils in Qatar Reveal a Tiny Sea Cow Hidden for 21 Million Years

Dec. 12, 2025 Fossils from Qatar have revealed a small, newly identified sea cow species that lived in the Arabian Gulf more than 20 million years ago. The site contains the densest known collection of fossil sea cow bones, showing that these animals once thrived ...

The Deep Ocean Is Fixing Carbon in Ways No One Expected

Dec. 10, 2025 Researchers have uncovered surprising evidence that the deep ocean’s carbon-fixing engine works very differently than long assumed. While ammonia-oxidizing archaea were thought to dominate carbon fixation in the sunless depths, experiments show ...

Latest Headlines

updated 11:43am EST

A Once-in-a-Generation Discovery Is Transforming Dairy Farming

Jan. 18, 2026 A Michigan dairy farm took a gamble on a new kind of soybean—and it paid off fast. After feeding high-oleic soybeans to their cows, milk quality improved within days and feed costs dropped ...

When the Oceans Died and Life Changed Forever

Jan. 11, 2026 A rapid climate collapse during the Late Ordovician Mass Extinction devastated ocean life and reshuffled Earth’s ecosystems. In the aftermath, jawed vertebrates gained an unexpected edge by ...

A Never-Before-Seen Creature Has Been Found in the Great Salt Lake

Jan. 10, 2026 Scientists have identified a brand-new species of worm living in the Great Salt Lake, marking only the third known animal group able to survive its extreme salinity. The species, named ...

A New Study Casts Doubt on Life Beneath Europa’s Ice

Jan. 7, 2026 Europa’s buried ocean has made it one of the most exciting places to search for life beyond Earth. However, new calculations suggest its seafloor may be calm, cold, and largely inactive, with ...

Whales and Orcas Were Carrying Viruses No One Knew Existed

Jan. 6, 2026 Researchers studying Caribbean whales and orcas have discovered two new viruses not previously observed in these animals. The viruses were found using advanced genetic sequencing of archived samples, ...

Earth’s Worst Extinction Was Followed by a Shockingly Fast Ocean Comeback

Dec. 30, 2025 A spectacular fossil trove on the Arctic island of Spitsbergen shows that marine life made a stunning comeback after Earth’s greatest extinction. Tens of thousands of fossils reveal fully aquatic ...

The Deep Ocean Has a Missing Link and Scientists Finally Found It

Dec. 28, 2025 Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with mid-sized fish such as the bigscale pomfret, which live deep during the ...

Ancient Oceans Were Ruled by Super Predators Unlike Anything Today

Dec. 19, 2025 Long before whales and sharks, enormous marine reptiles dominated the oceans with unmatched power. Scientists have reconstructed a 130-million-year-old marine ecosystem from Colombia and found ...

From Biting Flies to Feathered Dinosaurs, Scientists Reveal 70 New Species

Dec. 19, 2025 Researchers announced over 70 new species in a single year, including bizarre insects, ancient dinosaurs, rare mammals, and deep-river fish. Many were found not in the wild, but in museum ...

Giant Sea Monsters Lived in Rivers at the End of the Dinosaur Age

Dec. 15, 2025 Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater rivers alongside dinosaurs and crocodiles. A massive tooth found in North ...

New Research Uncovers a Surprisingly Cheap Way to Farm Kelp Offshore

Dec. 11, 2025 A new economic modeling tool is helping Maine kelp farmers identify cost-saving strategies with remarkable precision. By analyzing farm design, weather, vessel types, and processing methods, it ...

Scientists Reveal How Baby Turtles Navigate Thousands of Miles With a Hidden Magnetic Sense

Nov. 22, 2025 Researchers taught young loggerhead turtles to associate certain magnetic fields with feeding, prompting a distinctive dance when they recognized the signal. After a magnetic pulse briefly disrupted ...

A Crisis Deepens as African Penguins Compete With Fishing Fleets for Food

Nov. 17, 2025 During years of scarce fish, African penguins crowd into the same areas as commercial fishing vessels, heightening competition for dwindling prey. A new metric called “overlap intensity” shows ...

New Research Uncovers the Massive Squid Diet of Hawaiian Pilot Whales

Nov. 17, 2025 Hawaiian short-finned pilot whales are surprisingly voracious hunters, diving hundreds of meters beneath the Pacific to snatch squid in the dark. By tagging and tracking eight whales, researchers ...

Secret Underwater Language of Hawaiian Monk Seals Has 25 New Calls

Nov. 17, 2025 Scientists have revealed that Hawaiian monk seals produce far more underwater vocalizations than previously believed. Their newly discovered 25-call repertoire includes complex combinations and a ...

Animals Are Developing the Same Chronic Diseases as Humans

Nov. 17, 2025 Across the planet, animals are increasingly suffering from chronic illnesses once seen only in humans. Cats, dogs, cows, and even marine life are facing rising rates of cancer, diabetes, arthritis, ...

55-Million-Year-Old Fossils Reveal Bizarre Crocs That Dropped from Trees

Nov. 15, 2025 Scientists uncovered Australia’s oldest known crocodile eggshells, revealing the secret lives of ancient mekosuchine crocodiles that once dominated inland ecosystems. These crocs filled surprising ...

Warm Ocean Beneath Saturn’s Icy Moon Enceladus May Be Perfect for Life

Nov. 9, 2025 NASA’s Cassini mission has revealed surprising heat flow at Enceladus’ north pole, showing the moon releases energy from both ends. This balance of heat could allow its subsurface ocean to remain ...

New Research Uncovers Hidden Divide in West Coast Killer Whales

Nov. 20, 2025 Scientists confirmed that West Coast transient killer whales actually form two separate groups split between inner and outer coastal habitats. Inner-coast whales hunt smaller prey in shallow, ...

Scientists Finally Discover What’s Fueling Massive Sargassum Blooms

Nov. 19, 2025 Massive Sargassum blooms sweeping across the Caribbean and Atlantic are fueled by a powerful nutrient partnership: phosphorus pulled to the surface by equatorial upwelling and nitrogen supplied by ...

A 480-Million-Year-Old Parasite Still Infects Oysters Today

Nov. 5, 2025 Researchers discovered fossil evidence showing that spionid worms, parasites of modern oysters, were already infecting bivalves 480 million years ago. High-resolution scans revealed their distinctive ...

Killer Whales Perfect a Ruthless Trick to Hunt Great White Sharks

Nov. 3, 2025 In the Gulf of California, a pod of orcas known as Moctezuma’s pod has developed a chillingly precise technique for hunting young great white sharks — flipping them upside down to paralyze and ...

Scientists Teach Bacteria the Octopus’s Secret to Camouflage

Nov. 3, 2025 Researchers at UC San Diego have figured out how to get bacteria to produce xanthommatin, the pigment that lets octopuses and squids camouflage. By linking the pigment’s production to bacterial ...

A New Microscopy Breakthrough Is Revealing the Oceans’ Invisible Life

Nov. 2, 2025 A pandemic-era breakthrough has allowed scientists to literally expand our view of plankton. By using ultrastructure expansion microscopy, researchers visualized the inner workings of hundreds of ...

Japan’s New “samurai Jellyfish” Is Simply Stunning

Nov. 1, 2025 Scientists in Japan have discovered Physalia mikazuki, a previously unknown species of Portuguese man-of-war, in northern waters for the first time. DNA and anatomical analysis confirmed it as ...

Antarctic Robot ‘Lassie’ Uncovers Thousands of Icefish Nests Beneath Antarctic Ice

Oct. 29, 2025 Beneath the ice of Antarctica’s Weddell Sea, scientists discovered a vast, organized city of fish nests revealed after the colossal A68 iceberg broke away. Using robotic explorers, they found over ...

Scientists Just Found out How Corals Rebuild Themselves on the Reef

Oct. 29, 2025 Researchers at QUT uncovered how corals reattach to reefs through a three-phase process involving tissue transformation, anchoring, and skeleton formation. Differences among species reveal why some ...

Ancient Long Snouted Croc from Egypt Rewrites Evolution

Nov. 30, 2025 A newly identified crocodile relative from Egypt pushes back the origins of the marine-hunting dyrosaurids by millions of years. The fossil, Wadisuchus kassabi, shows a mix of primitive and advanced ...

Dinosaur Mummy Found With Hooves and a Hidden Crest

Nov. 30, 2025 Scientists have reconstructed the most complete and lifelike profile of Edmontosaurus annectens thanks to an extraordinary preservation process called clay templating, in which a thin clay film ...

Before Plants or Animals, Fungi Conquered Earth’s Surface

Oct. 28, 2025 Fungi’s evolutionary roots stretch far deeper than once believed — up to 1.4 billion years ago, long before plants or animals appeared. Using advanced molecular dating and gene transfer analysis, ...